Synthesis of two carbazole-based dyes and application of two-photon initiating polymerization

Rentao Hu, Liangfei Lü, Banfeng Ruan, Peng Wang, Mingliang Zhang, Hongping Zhou, Shengli Li, Jieying Wu, Yupeng Tian

Research output: Contribution to journalArticlepeer-review

6 Scopus citations

Abstract

Two carbazole-based polymerization initiators possessing blue fluorescence emission have been synthesized via Wittig reaction in the solid phase at room temperature. Two-photon excited fluorescence (TPEF) spectra for them were investigated under 800 nm fs laser pulse and two-photon absorption cross sections were determined by the Z-scan technique. Then two-photon initiating polymerization (TPIP) microfabrication experiments were successfully carried out. Three-dimensional lattice and artificial defects were gained, indicating that they were viable candidates for the two-photon polymerization initiator in practical application of microfabrication.

Original languageEnglish
Pages (from-to)1210-1215
Number of pages6
JournalScience in China, Series B: Chemistry
Volume52
Issue number8
DOIs
StatePublished - Aug 2009
Externally publishedYes

Keywords

  • Carbazole-based dye
  • Microfabrication
  • Two-photon excited fluorescence (TPEF)
  • Two-photon initiating polymerization (TPIP)

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